Home / 9,080.64-13,612.36-4,147.36

Finding the Fourth Proportional to 9,080.64, 13,612.36 and 4,147.36

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Solution

The fourth proportional to 9,080.64, 13,612.36 and 4,147.36 is: 6,217.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.64 : 13,612.36 = 4,147.36 : x
  2. Step 2: Convert to fraction form
    9,080.64/13,612.36 = 4,147.36/x
  3. Step 3: Cross multiply
    9,080.64x = 13,612.36 × 4,147.36
  4. Step 4: Simplify right side
    9,080.64x = 56,455,357.37
  5. Step 5: Solve for x
    x = 56,455,357.37/9,080.64
  6. Step 6: Final answer
    x = 6,217.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.